CVE-2026-64112

In the Linux kernel, the following vulnerability has been resolved: rbd: eliminate a race in lockdwork draining on unmap Given how rbdlockaddrequest and rbdimgexclusivelock are written, lockdwork may be requeued more than it's actually needed: for example in case a new I/O request comes in while ...

CVE-2026-64112

The CVE-2026-64112 issue affects the Linux kernel’s RBD path (rbd_lock_add_request/rbd_img_exclusive_lock) where lock_dwork can be (re)queued more than needed, enabling a TOCTOU race during image unmapping. The problem arises when a new I/O request arrives during rbd_acquire_lock(), or in maybe_k...